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Sacrificial Anodes

Sacrificial Anodes

Marine sacrificial anodes for corrosion protection. Find zinc anodes, aluminum anodes, and magnesium anodes to protect your engine, outdrive, propeller, shaft, and underwater metal components from galvanic corrosion with high-quality replacement anodes in various sizes and configurations for saltwater and freshwater applications.

Popular Kits

⚠️ Always confirm anode material, dimensions, and application for your water type and vessel setup.

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Aluminum Side Power Bow Thruster Anode CMT-SGSL565A

Original price $11.82 - Original price $11.82
Original price $11.82
$11.82
$11.82 - $11.82
Current price $11.82
in stock

The Martyr CMT-SGSL565A is an aluminum replacement bow thruster anode for select Sleipner / Side-Power thruster applications. It is designed to pro...

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Original price $11.82 - Original price $11.82
Original price $11.82
$11.82
$11.82 - $11.82
Current price $11.82

Yamaha Gasket 67F-11328-00-00

Original price $0.00 - Original price $0.00
Original price $0.00
$3.16
$3.16 - $3.16
Current price $3.16
in stock

The Yamaha 67F-11328-00-00 Gasket is a genuine OEM sealing gasket used with select Yamaha outboard internal anode installations. It fits Yamaha ano...

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Original price $0.00 - Original price $0.00
Original price $0.00
$3.16
$3.16 - $3.16
Current price $3.16

Mercury Quicksilver Trim Tab Anode 17264T2

Original price $50.77 - Original price $50.77
Original price
$50.77
$50.77 - $50.77
Current price $50.77
Only 4 left!

Mercury Quicksilver 17264T2 is a genuine OEM trim tab anode for select Mercury, Mariner, and Force outboards. Current Mercury dealer references lis...

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Original price $50.77 - Original price $50.77
Original price
$50.77
$50.77 - $50.77
Current price $50.77

Mercury MerCruiser Aluminum Trim Tab Anode 8M0236553

Original price $0.00 - Original price $0.00
Original price $0.00
$41.30
$41.30 - $41.30
Current price $41.30
Only 1 left!

Mercury MerCruiser Quicksilver 8M0236553 is a genuine OEM aluminum trim tab anode for select Mercury and MerCruiser applications. Mercury’s current...

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Original price $0.00 - Original price $0.00
Original price $0.00
$41.30
$41.30 - $41.30
Current price $41.30

Volvo Penta SX Zinc Anode Kit VPSXKZ

Original price $117.20 - Original price $117.20
Original price $117.20
$117.20
$117.20 - $117.20
Current price $117.20
Only 1 left!

VPSXKZ is a zinc anode kit for Volvo Penta SX and DP-SM sterndrive applications. Current reviewed equivalent-kit references consistently describe t...

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Original price $117.20 - Original price $117.20
Original price $117.20
$117.20
$117.20 - $117.20
Current price $117.20

Volvo Penta 280/280SP Zinc Anode Kit VP280KZ

Original price $88.85 - Original price $88.85
Original price $88.85
$88.85
$88.85 - $88.85
Current price $88.85
Only 1 left!

VP280KZ is a zinc anode kit for Volvo Penta 280 and 280SP sterndrive applications. Current reviewed references for equivalent 280 zinc-anode kits i...

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Original price $88.85 - Original price $88.85
Original price $88.85
$88.85
$88.85 - $88.85
Current price $88.85

Volvo Penta Corrosion Protection / Zinc Anode 855105

Original price $45.50 - Original price $45.50
Original price $45.50
$45.50
$45.50 - $45.50
Current price $45.50
Only 1 left!

Volvo Penta 855105 is a genuine corrosion-protection part used as a sacrificial anode in Volvo Penta marine applications. Current Volvo Penta refer...

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Original price $45.50 - Original price $45.50
Original price $45.50
$45.50
$45.50 - $45.50
Current price $45.50

Canada Metals Martyr Diver's Dream Hull Anode Zinc 12x6x1/2 CMDIVERZ

Original price $84.62 - Original price $84.62
Original price $84.62
$84.62
$84.62 - $84.62
Current price $84.62
Out of stock

Canada Metals Martyr CMDIVERZ is a Diver's Dream hull anode sized 12" x 6" x 1/2" with slotted holes. Current product listings identify it under LN...

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Original price $84.62 - Original price $84.62
Original price $84.62
$84.62
$84.62 - $84.62
Current price $84.62
Sold out

Volvo Penta Exhaust Manifold Anode 21403633

Original price $33.00 - Original price $33.00
Original price $33.00
$33.00
$33.00 - $33.00
Current price $33.00
Only 4 left!

Volvo Penta 21403633 is a genuine OEM aluminum anode used as an exhaust manifold anode on selected Volvo Penta gasoline marine engines. Volvo Penta...

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Original price $33.00 - Original price $33.00
Original price $33.00
$33.00
$33.00 - $33.00
Current price $33.00

Volvo Penta Martyr Aluminum Anode SX-A DPX – CMT-873395A

Original price $14.28 - Original price $14.28
Original price $14.28
$14.28
$14.28 - $14.28
Current price $14.28
Only 2 left!

Martyr Aluminum Anode – CMT-873395AMartyr aluminum sacrificial anode for Volvo Penta SX-A and DPX sterndrive units. Protects the drive from galvani...

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Original price $14.28 - Original price $14.28
Original price $14.28
$14.28
$14.28 - $14.28
Current price $14.28

Yanmar Zinc Anode Gasket – 123210-09310

Original price $5.66 - Original price $5.66
Original price $5.66
$5.66
$5.66 - $5.66
Current price $5.66
Only 2 left!

Yanmar OEM Zinc Anode Gasket – 123210-09310Genuine Yanmar OEM gasket for zinc pencil anode installations on Yanmar marine diesel engines. Seals the...

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Original price $5.66 - Original price $5.66
Original price $5.66
$5.66
$5.66 - $5.66
Current price $5.66

Yanmar Zinc Engine Anode – 119574-18790-01

Original price $15.41 - Original price $15.41
Original price $15.41
$15.41
$15.41 - $15.41
Current price $15.41
Only 2 left!

Yanmar 119574-18790-01 is a zinc pencil-style engine anode used in select Yanmar marine diesel applications. Public listings consistently identify ...

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Original price $15.41 - Original price $15.41
Original price $15.41
$15.41
$15.41 - $15.41
Current price $15.41

Aluminum Shaft Anode 1-3/4" – 50-95634

Original price $30.69 - Original price $30.69
Original price $30.69
$30.69
$30.69 - $30.69
Current price $30.69
Only 1 left!

Seachoice 50-95634 is an aluminum streamlined shaft anode designed for a 1-3/4" shaft. It is identified as Model X8, includes an Allen-screw style ...

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Original price $30.69 - Original price $30.69
Original price $30.69
$30.69
$30.69 - $30.69
Current price $30.69

Martyr Aluminum Anode Bar CMT-852835A

Original price $34.64 - Original price $34.64
Original price
$34.64
$34.64 - $34.64
Current price $34.64
Only 2 left!

The Martyr Aluminum Anode Bar CMT-852835A is a replacement transom / bar-style sacrificial anode for Volvo Penta 290 Series sterndrive applications...

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Original price $34.64 - Original price $34.64
Original price
$34.64
$34.64 - $34.64
Current price $34.64

Yanmar Zinc Anode 119574-44150

Original price $13.40 - Original price $13.40
Original price $13.40
$13.40
$13.40 - $13.40
Current price $13.40
Only 3 left!

Yanmar 119574-44150 is a genuine OEM zinc engine anode used in Yanmar marine diesel cooling-system applications. It is commonly described as a smal...

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Original price $13.40 - Original price $13.40
Original price $13.40
$13.40
$13.40 - $13.40
Current price $13.40

Martyr Limited Clearance Shaft Anode With Stainless Steel Allen Head, Zinc

Original price $28.02 - Original price $28.02
Original price $28.02
$28.02
$28.02 - $28.02
Current price $28.02
Only 1 left!

Limited Clearance Shaft Anode w/Allen Screw

Original price $28.02 - Original price $28.02
Original price $28.02
$28.02
$28.02 - $28.02
Current price $28.02

Martyr Zinc Prop Nut Anode Style H Spare 194-CMPNZH

Original price $87.03 - Original price $87.03
Original price $87.03
$87.03
$87.03 - $87.03
Current price $87.03
Out of stock

Martyr CMPNZH is a zinc replacement propeller nut anode for Style H applications. Current product listings identify it under LNS SKU 194-CMPNZH and...

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Original price $87.03 - Original price $87.03
Original price $87.03
$87.03
$87.03 - $87.03
Current price $87.03
Sold out

Martyr Zinc Style B Round Hull Anode 2" 3/8" Hole CMT-H2B25GZ

Original price $17.74 - Original price $17.74
Original price $17.74
$17.74
$17.74 - $17.74
Current price $17.74
Only 1 left!

Martyr CMT-H2B25GZ zinc Style B round hull anode, 2" diameter with 3/8" mounting hole. Sacrificial zinc anode for hull corrosion protection. Match ...

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Original price $17.74 - Original price $17.74
Original price $17.74
$17.74
$17.74 - $17.74
Current price $17.74

Martyr Zinc Bennett Trim Tab Anode Kit (2) 3.78" CMT-BNT1AKITZ

Original price $62.21 - Original price $62.21
Original price $62.21
$62.21
$62.21 - $62.21
Current price $62.21
Only 2 left!

Martyr CMT-BNT1AKITZ zinc anode kit for Bennett trim tabs, 3.78" — includes 2 anodes. Sacrificial zinc anodes designed to fit Bennett trim tab syst...

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Original price $62.21 - Original price $62.21
Original price $62.21
$62.21
$62.21 - $62.21
Current price $62.21

Martyr Zinc Bolt-On Round Plate Hull Anode 4" x 1" CMT-RP4Z

Original price $59.47 - Original price $59.47
Original price $59.47
$59.47
$59.47 - $59.47
Current price $59.47
Only 4 left!

Martyr CMT-RP4Z zinc bolt-on round plate hull anode, 4" diameter × 1" thick. Sacrificial zinc anode for hull corrosion protection. Easy bolt-on ins...

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Original price $59.47 - Original price $59.47
Original price $59.47
$59.47
$59.47 - $59.47
Current price $59.47

Martyr Zinc Diver's Dream Hull Anode 1/2" x 12" x 6" CMT-DIVERZ

Original price $101.62 - Original price $101.62
Original price $101.62
$101.62
$101.62 - $101.62
Current price $101.62
Only 2 left!

Martyr CMT-DIVERZ zinc Diver's Dream hull anode, 1/2" × 12" × 6". Large flat plate sacrificial zinc anode for hull corrosion protection. Easy bolt-...

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Original price $101.62 - Original price $101.62
Original price $101.62
$101.62
$101.62 - $101.62
Current price $101.62

Martyr Zinc Diver's Dream Hull Anode 1/2" x 4" x 6" CMT-DIVERMINI

Original price $42.57 - Original price $42.57
Original price $42.57
$42.57
$42.57 - $42.57
Current price $42.57
Only 2 left!

Martyr CMT-DIVERMINI zinc Diver's Dream hull anode, 1/2" × 4" × 6". Flat plate sacrificial zinc anode for hull corrosion protection. Easy bolt-on i...

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Original price $42.57 - Original price $42.57
Original price $42.57
$42.57
$42.57 - $42.57
Current price $42.57

Martyr Zinc Donut Anode 1-1/2" ID x 1-1/4" x 3" CMT-C07

Original price $33.02 - Original price $33.02
Original price $33.02
$33.02
$33.02 - $33.02
Current price $33.02
Only 5 left!

Martyr CMT-C07 zinc donut shaft anode, 1-1/2" ID × 1-1/4" × 3". Sacrificial zinc anode for marine propeller shaft corrosion protection. Match by sh...

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Original price $33.02 - Original price $33.02
Original price $33.02
$33.02
$33.02 - $33.02
Current price $33.02

Martyr Zinc Donut Anode 1-1/4" ID x 1-1/4" x 2.5" CMT-C05

Original price $0.00 - Original price $0.00
Original price $0.00
$24.99
$24.99 - $24.99
Current price $24.99
Only 2 left!

Martyr CMT-C05 zinc donut shaft anode, 1-1/4" ID × 1-1/4" × 2.5". Sacrificial zinc anode for marine propeller shaft corrosion protection. Match by ...

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Original price $0.00 - Original price $0.00
Original price $0.00
$24.99
$24.99 - $24.99
Current price $24.99